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purge-old-deployments: Avoid purging last/next deployments.

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Tim Abbott
2016-08-04 16:59:13 -07:00
parent 1158a86ae7
commit 91b1521578
1 changed files with 8 additions and 3 deletions
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11
scripts/purge-old-deployments
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@@ -11,15 +11,20 @@ from zulip_tools import DEPLOYMENTS_DIR, TIMESTAMP_FORMAT
logging.basicConfig(format="%(asctime)s purge-deployments: %(message)s",
level=logging.INFO)
deployments_in_use = set()
for basename in ['current', 'last', 'next']:
# Note which symlinks are current
path = os.path.abspath(os.readlink(os.path.join(DEPLOYMENTS_DIR, basename)))
deployments_in_use.add(path)
one_week_ago = datetime.datetime.now() - datetime.timedelta(days=7)
to_purge = []
for filename in os.listdir(DEPLOYMENTS_DIR):
try:
date = datetime.datetime.strptime(filename, TIMESTAMP_FORMAT)
if date < one_week_ago:
if (os.path.abspath(os.readlink("/home/zulip/deployments/current")) ==
os.path.abspath(os.path.join(DEPLOYMENTS_DIR, filename))):
# Never purge the currently running deployment
if os.path.abspath(os.path.join(DEPLOYMENTS_DIR, filename)) in deployments_in_use:
# Never purge an in-use deployment
continue
to_purge.append(filename)
except ValueError: